18683728

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7253}}^1$

素因数の和:7291

約数の個数: 40

約数和(自身を含む): 43175808

約数和(自身を除く): 24492080

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7253, 14506, 29012, 50771, 58024, 101542, 116048, 166819, 203084, 333638, 406168, 667276, 812336, 1167733, 1334552, 2335466, 2669104, 4670932, 9341864, 18683728]

約数ペア:

[(1, 18683728), (2, 9341864), (4, 4670932), (7, 2669104), (8, 2335466), (14, 1334552), (16, 1167733), (23, 812336), (28, 667276), (46, 406168), (56, 333638), (92, 203084), (112, 166819), (161, 116048), (184, 101542), (322, 58024), (368, 50771), (644, 29012), (1288, 14506), (2576, 7253)]